glossary
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magnetosphere n. (magnétosphère)
region surrounding an astronomical object under the influence of its magnetic field

metal n. (métal)
chemical element easily deformable, with a high thermal and electrical conductivity, and forming cations

meteor n. (météore)
any phenomenon observed in the atmosphere (e.g., hail, lightning, rainbow, shooting star...)

meteorite n. (météorite)
rock or metal fragment from space that reaches a planet's surface

meteoroid n. (météoroïde)
spatial debris travelling through space that does not orbit the Sun

migration n. (migration)
seasonal movement of an animal population between a reproduction area and a wintering area

monitoring n. (suivi)
regular and systematic use of standardized techniques

monoecious adj. (monoïque)
of which female and male gametes are produced by the same individual